ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,115, issued on May 19, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Data transmission method, communication apparatus, and communication system" was invented by Desheng Sun (Shenzhen, China), Li Ding (Shenzhen, China) and Hongjun Bi (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application is applied to the field of communication technologies, and provides a data transmission method, a communication apparatus, and a communication system, to resolve a problem in the conventional technology that user service bandwidth is used for encrypted transmission. The method includes generating N ciphertext data streams...